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I have a 2010 unibody (white) MacBook that was running fine under Mavericks. I installed the first developer preview of Yosemite and all was well. But the last two releases have caused the MB to crash when waking up from sleep.

I have reported the issue to Apple along with the requisite logs and doc. However, I am wondering if this is somehow indicative of a hardware issue or if it’s actually related to the Yosemite code.

Any thoughts? And idea how to rule out one or the other cause?

what have you done to troubleshoot?
Run fdisk yet?
 
FDISK? As in the old MS-DOS utility to wipe partitions? No. Did run Disk Utility to verify/restore permissions, and to check the disk for errors and problems.

If you run /sbin/fsck -fy from single user mode it might find something.
Oops not fdisk. Sorry my bad.
 
Ok, got it. Ran clean. Drive "appears to be ok".

No idea what else to try. Maybe post the relevant log files on the developer forums. They are very helpful and often Apple engineers reply. Include your bug report number so others with the same problem can mention it.
 
I appreciate the help. Turns out that it appears to be a coincidental RAM failure. I had recently upgraded the MB to 8GB with RAM from OWC. I put the old RAM back in the MB (2GB) and it runs very slowly, but no crashes.

Spoke with OWC and I am now awaiting the replacement RAM.

That's good that you figured it out and are getting RAM replaced.
 
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